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    Li-Ion 2500mAh 20A SAMSUNG 18650
    Li-Ion 2500mAh 20A SAMSUNG 18650
    Li-Ion 2500mAh 20A SAMSUNG 18650
    Li-Ion 2500mAh 20A SAMSUNG 18650
    Li-Ion 2500mAh 20A SAMSUNG 18650

Li-Ion cell 18650 2500mAh 20A

Rechargeable battery cell with a capacity of 2500mAh developed by Samsung with classic dimensions of the 18650 model. This lithium-ion cell is of the INR type, which provides a relatively high capacity and high discharge current.



Technical specifications:

  • Rated capacity: 2.5 Ah
  • Rated
  • voltage: 3.6 V
  • Energy: 9 Wh
  • Operating voltage range: 2.5 V ~ 4.2 V
  • Maximum charging voltage: 4.2 V
  • Standard charging current: 1.25 A
  • Maximum continuous discharge current: 20 A
  • Standard discharge current:
  • 10 A
  • Self-discharge rate: ≤ 3%/month
  • Internal
  • resistance: ≤ 18 mΩ
  • Number of cycles/lifetime: > 250
  • Operating temperature/charging: 0 °C ~ 50 °C
  • Operating temperature/discharging: -20 °C ~ 75 °C
  • Storage temperature: 1m -30~60℃; 3m -30~45℃; 18m -30~25℃


Package contents: 1x Li-Ion cell

These are extremely powerful batteries and extreme care should be taken when using them.


Applications:

  • Power tools
  • Electric scooters
  • Electric bikes / scooters
  • Modems
  • RC toys
  • Handheld cordless vacuum cleaner
  • Portable lights
  • Powerbanks
  • DIY projects
  • etc.
SAMSUNG

Features

Chemical composition
Li-Ion
Rated capacity (Ah)
2,5 Ah
Energy (kWh)
9 Wh
Rated voltage (V)
3.6 V
Dimensions (D × H)
18.33 × 64.85 mm
Model
18650
Package weight
0.04 kg

Specific References

EAN13
8595210365343

Download

UM_aku_CS-ENG.pdf

Download (1.81MB)

INR18650-25R

Download (509.9KB)
Grade 
jan.kubalik 09/29/2025

Recenze byla napsána na Zboží.cz

Pro:
V laboratornim mereni kapacity skutecne dosahl kapacity cca. 2500 mAh ( mereno vybiti do 2.5 V z prvniho nabiti na 4.2 V).
Proti:
Vysoke propady napeti pri zatezovem proudu ( 5A + ) vyrazne mimo spekifikaci originalniho produktu. Rezistence pri napeti 4.2 V je tez vyssi nez dle datasheetu Samsungu 18650-25R.

Grade 
Jiří M. 08/09/2025

Recenze byla napsána na Heureka.cz

Pro:
Slušná cena

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